Company Filing History:
Years Active: 1996-2001
Title: Pertti Alapuranen: Innovator in Acoustic Technology
Introduction
Pertti Alapuranen is a notable inventor based in Kontio, Finland. He has made significant contributions to the field of acoustic technology, holding 2 patents that showcase his innovative approach to solving complex problems in audio processing.
Latest Patents
One of Pertti Alapuranen's latest patents is titled "Adaptive removal of disturbance in TDMA acoustic peripheral devices." This invention discloses methods and apparatus for suppressing transmitter burst mode disturbances in an audio band. The method detects signal frames where the input signal contains energy primarily from disturbance signals. It characterizes the disturbance signal to obtain a correction and compensates the input signal to remove the disturbance from frames containing voice. Additionally, frequency hopping embodiments of disturbance removing circuitry are included in this patent.
Another significant patent is "Method and apparatus for successive horizontal and vertical data." This invention provides a method and filter for continuous two-dimensional filtering of discrete data. The filter consists of a horizontal filter and a vertical filter that perform successive filtering operations on data divided into blocks. It also includes memory components for storing filtered data and intermediate states, along with a timing and synchronizing block for generating control signals.
Career Highlights
Pertti Alapuranen has worked with prominent companies in the technology sector, including Nokia Mobile Phones Limited and Rautaruukki Oy. His experience in these organizations has contributed to his expertise in developing innovative solutions in the field of acoustics.
Collaborations
Throughout his career, Pertti has collaborated with notable professionals such as Ingo Kuhn and Janne Paksuniemi. These collaborations have likely enriched his work and led to advancements in his inventions.
Conclusion
Pertti Alapuranen's contributions to acoustic technology through his patents and career experiences highlight his role as an influential inventor. His innovative methods for disturbance removal and data filtering demonstrate his commitment to advancing audio processing technology.